Thursday’s campaign round-up

Today’s installment of campaign-related news items that won’t necessarily generate a post of their own, but may be of interest to political observers:

* This week, the combined forces behind Mitt Romney are outspending the combined forces supporting President Obama by a nearly 2-to-1 margin, $25 million to $14 million.

* Prorities USA Action, the pro-Obama super PAC, hopes to narrow the gap in the fall, has reserved $30 million in airtime in six key swing states in Iowa, Florida, Colorado, Ohio, Pennsylvania, and Virginia.